Post Utme Unn 2019 Chemistry Question 6

Practice objective / multiple choice question 6 from the 2019 Post Utme Unn Chemistry examination.

Post Utme Unn 2019 Chemistry Objective / Multiple Choice

Question 6 POST_UTME_UNN • 2019 • CHEMISTRY • objective

A 2.50 g sample of a non-metallic oxide of nitrogen is decomposed by heating with graphite. The volume of nitrogen gas produced at 25°C and 1 atm is 2.50 L. Calculate the molar mass of the oxide.

A. 60 g/mol

B. 80 g/mol

Correct Answer C. 100 g/mol

D. 120 g/mol

Correct Answer

Correct Option:

100 g/mol

This is Post Utme Unn 2019 Chemistry Question 6. It is one of the objective questions from the 2019 Post Utme Unn Chemistry examination.

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